Louis of France (1 November 1661 – 14 April 1711) was the eldest son and heir of Louis XIV, King of France, and his spouse, Maria Theresa of Spain. As the heir apparent to the French throne, he was styled Dauphin. He became known as 'Le Grand Dauphin' after the birth of his own son, Le Petit Dauphin. Having predeceased his father, he never became king.